3,6,8,11-Tetraoxa-7-phosphatridecane-1,13-diol, 7-[2-(2-hydroxymethylethoxy)methylethoxy]tetramethyl-

CAS 36788-39-3

U.S. production volumes are classified as confidential business information.

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceNo public record

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

EPA-registered manufacturers (2)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Kcc · KR South Korea

Mom Holding

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Si Group

Why It Matters

Sectors

Plastics & RubberCore Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

Used in 3 sectors as 3 functional roles.

•Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant
•UV stabilizer in Synthetic Rubber Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
•Antioxidant in Plastics Material and Resin Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
•Antioxidant in Synthetic Rubber Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
•UV stabilizer in Plastics Material and Resin Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS36788-39-3

PubChem CID169815

DTXSIDDTXSID80894702

FormulaC18H39O9P

Mol. Weight430.5 g/mol

SMILESCC(COCCCO)OP(OCCOCCO)OCCOC(C)(C)C(C)(C)O

Data Sources

EPA CompTox (DSSTox) · DTXSID80894702Retrieved 2026-04-06
PubChem · compound 169815Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

3,6,8,11-Tetraoxa-7-phosphatridecane-1,13-diol, 7-[2-(2-hydroxymethylethoxy)methylethoxy]tetramethyl- (CAS 36788-39-3) https://chemicalindependence.com/chemical/36788-39-3/ EPA CompTox (DSSTox): DTXSID80894702. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID80894702 PubChem: 169815. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/169815 EPA Chemical Data Reporting: 36788-39-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 36788-39-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting